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Knowledge document #1008

FRITZ!Box 4050

This support document is available for the following products:

Supported voice codecs for internet telephony

The FRITZ!Box supports the following voice codecs:

G.711a (A-Law)
G.711u (µ-Law)
G.711 HD
G.722
G.726-24
G.726-32
G.726-40
iLBC 13.3 (iLBC 30)
iLBC 15.2 (iLBC 20)